#ifndef __HELLOWORLD_SCENE_H__
#define __HELLOWORLD_SCENE_H__

#include "cocos2d.h"
#include "SimpleAudioEngine.h"

class HelloWorld : public cocos2d::CCLayerColor
{
public:
    // Here's a difference. Method 'init' in cocos2d-x returns bool, instead of returning 'id' in cocos2d-iphone
    virtual bool init();  

    // there's no 'id' in cpp, so we recommand to return the exactly class pointer
    static cocos2d::CCScene* scene();
    
    // a selector callback
    void menuCloseCallback(CCObject* pSender);
    
    //
    void addTarget();
    void spriteMoveFinished(CCNode* sender);
    void ccTouchesEnded(cocos2d::CCSet* touches, cocos2d::CCEvent* event);
    //gameLogic 必须是公共。不然它不会被回调
    void gameLogic(float dt);
    void update(float dt);
    ~HelloWorld();
    //HelloWorld();
    
    // implement the "static node()" method manually
    LAYER_CREATE_FUNC(HelloWorld);
    
protected:
    cocos2d::CCArray *_targets;
    cocos2d::CCArray *_projectiles;
    int _projectilesDestroyed;

};

#endif // __HELLOWORLD_SCENE_H__
